Home / 16,829.29-25,248.48-5,142.19

Finding the Fourth Proportional to 16,829.29, 25,248.48 and 5,142.19

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Solution

The fourth proportional to 16,829.29, 25,248.48 and 5,142.19 is: 7,714.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,829.29 : 25,248.48 = 5,142.19 : x
  2. Step 2: Convert to fraction form
    16,829.29/25,248.48 = 5,142.19/x
  3. Step 3: Cross multiply
    16,829.29x = 25,248.48 × 5,142.19
  4. Step 4: Simplify right side
    16,829.29x = 129,832,481.37
  5. Step 5: Solve for x
    x = 129,832,481.37/16,829.29
  6. Step 6: Final answer
    x = 7,714.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.